/*
 * Copyright 2017-2025 noear.org and authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.noear.solon.data.sqlink.api.crud.read.group;


import static org.noear.solon.data.sqlink.core.exception.Winner.boom;

/**
 * @author kiryu1223
 * @since 3.0
 */
public interface IAggregation {
    /**
     * 等价于聚合函数COUNT(*)
     *
     * @return 符合的条数
     */
    default long count() {
        boom();
        return 0;
    }

    /**
     * 等价于聚合函数COUNT(i)
     *
     * @return 符合的条数
     */
    default long count(int i) {
        boom();
        return 0;
    }
}
